512  
CDUS46 KMTR 070837  
CLISTS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  
137 AM PDT TUE OCT 07 2025  
   
...............................  
 
   
..THE SANTA ROSA AIRPORT CLIMATE SUMMARY FOR OCTOBER 6 2025  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 89 3:10 PM 105 2024 80 9 105  
MINIMUM 48 6:42 AM 38 2009 47 1 60  
AVERAGE 69 64 5 83  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.08 2011 0.03 -0.03 0.00  
MONTH TO DATE 0.32 0.14 0.18 0.00  
SINCE OCT 1 0.32 0.14 0.18 0.00  
SINCE JAN 1 16.22 21.93 -5.71 25.49  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0  
MONTH TO DATE 6 0  
SINCE SEP 1 9 11  
SINCE JUL 1 26 20  
 
COOLING  
YESTERDAY 4 18  
MONTH TO DATE 4 73  
SINCE SEP 1 117 167  
SINCE JAN 1 396 671    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION W (250)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 3.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 3:00 AM  
LOWEST 20 3:00 PM  
AVERAGE 60  
   
......................................................  
 
THE SANTA ROSA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 101 2024  
MINIMUM TEMPERATURE (F) 47 37 2007  
 
SUNRISE AND SUNSET  
OCTOBER 7 2025.......SUNRISE 7:13 AM PDT SUNSET 6:44 PM PDT  
OCTOBER 8 2025.......SUNRISE 7:14 AM PDT SUNSET 6:43 PM PDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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